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Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical (5.6L) (Except Hybrid) >> Unit Disassembly And Assembly >> How To Select Piston And Bearing >> Piston >> When Cylinder Block Is Reused

When Cylinder Block Is Reused

  1. Measure the cylinder bore inner diameter. Refer to Cylinder Block .
  2. Determine the bore grade by comparing the measurement with the values under the cylinder bore inner diameter of the "PISTON SELECTION TABLE".
    GNSJPBIA3749Z-749Courtesy of NISSAN NORTH AMERICA, INC.

    A

    : Bank 2

    B

    : Bank 1

    C

    : Front mark

    D

    : Piston grade number

    E

    : Piston pin grade number

    F

    : Identification code

  3. Select piston of the same grade.